The Direct Deposit Authorization Form should be used to perform the following: Set-Up Direct Deposit Payment. To change your bank account.1). Complete the name of the bank, 9 digit ABA Number (precedes account number on check), account number, and amount you would like deposited. 2). This file provides instructions for enrolling in cash assistance direct deposit. Users will learn how to fill out the necessary form and submit it. This document will create a form for employees to fill out to create, cancel, or change their direct deposit. Complete the pre-filled WaFd Bank direct deposit form. Here's how to find the routing number and your account number.